| Type | CCTV lens |
| Form Factor | CS-mount |
| Weight | 4.62 oz |
| Power Requirements | Auto iris (DC) |
| Intended For | Surveillance |
| Equipment Category | Lenses - CS-mount - auto iris (DC) - vari-focal |
BOSCH Varifocal Lens 12-50mm 5MP CS Mount

Key Benefits
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- Delivers high-resolution surveillance capability with 5MP support and 12–50mm focal range
- IR-corrected design ensures consistent image clarity during day and night using infrared
- TAA-compliant, made in Japan, meeting government and enterprise procurement requirements
Product Overview
The BOSCH Varifocal Lens M118VG1250IR offers 12–50mm focal length with 4.2x optical zoom, providing flexibility from wide-angle to zoomed-in surveillance shots. A fast F/1.4 aperture ensures strong low-light performance, and IR correction maintains imaging clarity under infrared lighting. With auto iris (DC) control, manual focus adjustment, and compatibility with 1/1.8" sensors, this CS-mount lens is optimized for 5MP high-definition CCTV systems. TAA compliance and a lightweight 4.62 oz design make it ideal for critical security applications.
Specifications
Product Overview
Optical Features
| Focal Length | 12 mm - 50 mm |
| Optical Zoom | 4.2 x |
| Lens Aperture | F/1.4 |
| Minimum Aperture | F/360 |
| Minimum Focus Distance | 3.3 ft |
| Focus Adjustment | Manual |
| Zoom Adjustment | Manual |
| Iris Control | Auto (DC) |
| Image Correction | IR corrected |
| Supported Image Resolution | 5 Megapixels |
| Optical Construction | Designed for high-resolution CCTV performance |
Compliance & Origin
| Country of Origin | Japan |
| TAA Compliance | Yes |
| RoHS Compliance | Yes |
| REACH Compliance | Yes |
| WEEE Compliance | Yes |
Advanced Security Features
| Intrusion Detection | |
| IR Cut Filter | Yes (IR corrected) |
Interfaces
| Mount Type | CS-mount |
| Interface Compatibility | CCTV cameras with CS-mount and auto iris (DC) support |
| Sensor Compatibility | 1/1.8" |
Physical & Environmental
| Dimensions (Diameter x Length) | Approx. 45 x 81.5 mm |
| Operating Temperature | -10 °C to +50 °C |
| Storage Temperature | -20 °C to +60 °C |
| Relative Humidity (Operating) | 20% to 90% (non-condensing) |
| Lens Housing Material | Metal |
Cloud Management & Licensing
| Cloud Management Compatibility | |
| License Requirements |